J-B Weld MirrorWeld is a specially formulated adhesive specifically designed to bond rear view mirrors to windshields. It can be used to install new mirrors, as well as re-attach existing mirrors that have fallen off. This strong and fast acting adhesive can also be used to bond other metal and glass items, ceramics and jewelry.High-strength and fast acting rear view mirror adhesiveSets in 1 min and cures in 1 hrResists impact, moisture, humidity, heat and vibration